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Bob Morris

Bob Morris

Bob Morris is a horticulture expert living in Las Vegas and professor emeritus for the University of Nevada. Visit his blog at xtremehorticulture.blogspot.com. Send questions to Extremehort@aol.com.

Microclimates, manual control affect planting

Question: What do you say is our planting zone? I got a Plant Smart Sensor for Christmas, and it says we are a 7B, which is way lower than I’ve read. Just because a website says a tree or plant will be OK for a certain zone doesn’t mean it is necessarily, right?

Flower bloom determines pruning time

Question: I would like to cut back some cassia, Texas ranger and Rosemary plants that have grown too large. When is the best time to do so?

Grapes need patience when it comes to pruning

Question: When should I cut my grape vines back? They’re on a trellis and are 1 year old. During the summer, they spread out very well and produced several large groups of table grapes.